/Engine/Plugins/Editor/ContentBrowser/ContentBrowserAssetDataSource/Source/ContentBrowserAssetDataSource/Public/ContentBrowserAssetDataSource.h
Attempt to mark the given items as private (NotExternallyReferenceable)
True if any items were marked private, false otherwise
virtual bool BulkPrivatizeItems ( [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FContentBrowserItemData](API\Editor\ContentBrowserData\FContentBrowserItemData) > InItems )